Investor Presentation - January 2019

ASSESSING MARKET ATTRACTIVENESS AND GROWTH OPPORTUNITIES A Martin Marietta GEOGRAPHY IS CRITICALLY IMPORTANT AS BUILDING MATERIALS PRODUCTS ARE PRIMARILY SOURCED AND SOLD LOCALLY. MARTIN MARIETTA HAS FOCUSED ON STRATEGICALLY POSITIONING THE BUSINESS TO BE AGGREGATES LED IN HIGH-GROWTH GEOGRAPHIES. POPULATION GROWTH AND/OR DENSITY BUSINESS AND EMPLOYMENT DIVERSITY SUPERIOR STATE FINANCIAL POSITION Drives increased per capita heavy-side building materials consumption Investor Presentation - January 2019 828 Bolsters greater economic and market stability Supports public infrastructure growth 14

View entire presentation